A shot putter with a mass of 80 kg pushes the iron ball of mass of 6 kg from a standing position accelerating it uniformly from rest at an angle of `45^(@)` with the horizontal during a time interval of 0.1 seconds. The ball leaves his hand when it is 2m high above the level, ground and hits the ground 2 seconds later.
The acceleration of the ball in shot putter's hand :

Options

A. `11 sqrt(2) m//s^(2)`
B. `100 sqrt(2) m//s^(2)`
C. `90 sqrt(2) m//s^(2)`
D. `9 sqrt(2) m//s`

Answer

c